Datasheet

20
LTC1530
1530fa
LTC1530 High Efficiency Boost Converter
PV
CC
GND
LTC1530
G1
15
2
1530 TA05a
4
8
7
6
Q3
IRF7811
Q4
IRF7811
R7
71.5k
1%
R6
23.2k
1%
Q2
IRF7811
D2
MBR0530T1
R4
360Ω
D3
MBRS140T3
3
COMP G2
I
MAX
I
FB
V
SENSE
R2
47k
D1
FMMD914
+
C16
330µF
10V
C17
330µF
10V
C18
330µF
10V
L1
1µH
+
C14
330µF
10V
+
C15
330µF
10V
C13
1µF
16V
V
OUT
5V
6A
+
L2
2.1µH
R5
0.005Ω
5%
+
C12
470µF
6V
C9
0.22µF
16V
+
C1
10µF
16V
C8
1µF
16V
C6
1µF
16V
+
C11
470µF
6V
+
C10
1µF
16V
C2
1µF
16V
C3
1µF
16V
R1
10k
R3
47k
C5
0.022µF
Q1
FMMT3904
L1 = COILCRAFT DO3316P-102
L2 = SUMIDA CEE125C-2R1
V
IN
GND
V
OUT
C1
–
C1
+
C4
100pF
C7
0.22µF
16V
51
V
IN
3.3V
2
3
4
LTC1517-5
Efficiency vs Load Current
LOAD CURRENT (A)
0
0
EFFICIENCY (%)
20
40
60
1
2
34
1530 TA05b
5
80
100
10
30
50
70
90
6
T
A
= 25°C
V
IN
= 3.3V
V
OUT
= 5V
TYPICAL APPLICATIO S
U